#pragma once
class Operation
{

private:
	double NumberA = 0;
	double NumberB = 0;

public:
	double get_NumberA() { return NumberA; }
	double get_NumberB() { return NumberB; }

	void set_NumberA(double num) { NumberA = num; }
	void set_NumberB(double num) { NumberB = num; }

	virtual double getResult() = 0;
};

